| 摘要 |
There are provided a revocation information transmission method, a revocation information reception method, a revocation information transmission device, and a revocation information reception device capable of causing all the video output devices such as an STB to share a revocation list, excluding an unauthorized display, and improving the security of the digital interface connecting the video output device to the display. The revocation information transmission method includes at least a step of integrating the revocation information in the content transmission device or content reception device so as to create integrated revocation information, a step of packetizing the integrated revocation information and multiplexing it on the stream, and a step of transmitting the stream.
|
